China 'GB/T 14048.13-2017
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 14048.13-2017
Low-voltage switchgear and controlgear—Part 5-3: Control circuit devices and switching elements—Requirements for proximity devices with defined behaviour under fault conditions (PDDB) 低压开关设备和控制设备 第5-3部分：控制电路电器和开关元件 在故障条件下具有确定功能的接近开关（PDDB）的要求
Issued Date:2017-09-29
Implemented Date:2018-04-01
Issued by:
The Standardization Administration of the People's Republic of China
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